Filter element



FIG. 1 is a perspective view of a first embodiment of a filter element incorporating our new design;

FIG. 2 is a top plan view of the filter element of FIG. 1;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof; the rear elevational view being a mirror image thereof;

FIG. 5 is a left end elevational view thereof;

FIG. 6 is a right end elevational view thereof;

FIG. 7 is a perspective view of a second embodiment of a filter element incorporating our new design; the portions shown in broken lines forming no part of the design sought to be patented;

FIG. 8 is a top plan view of the filter element depicted in FIG. 7; the portions shown in broken lines forming no part of the design sought to be patented;

FIG. 9 is a bottom plan view of the filter element depicted in FIG. 7; the portions shown in broken lines forming no part of the design sought to be patented;

FIG. 10 is a front elevational view of the filter element depicted in FIG. 7; the rear elevational view being a mirror image thereof; the portions shown in broken lines forming no part of the design sought to be patented;

FIG. 11 is a left end elevational view of the filter element depicted in FIG. 7; the portions shown in broken lines forming no part of the design sought to be patented; and,

FIG. 12 is a right end elevational view of the filter element depicted in FIG. 7. 

The ornamental design for filter element, as shown and described. 